LHAR:轻量级的人类活动识别知识蒸
IEEE journal of biomedical and health informatics
|July 26, 2023
概括
本研究介绍了智能可穿戴设备的轻量级人类活动识别 (LHAR) 框架. 通过资源高效的教师-学生模型,LHAR提高了个性化的活动识别准确性,增强了虚拟医疗保健应用程序.
科学领域:
- 计算机科学 计算机科学
- 人工智能的人工智能
- 可穿戴技术可穿戴技术
背景情况:
- 基于传感器的人类活动识别 (HAR) 对日常生活和虚拟医疗保健至关重要.
- 由于资源有限,当前的智能可穿戴设备面临着个性化识别准确度低的挑战.
- 将传感器数据集成和传输到云端可以降低效率.
研究的目的:
- 提出一个轻量级的人类活动识别 (LHAR) 框架,平衡性能和复杂性.
- 解决资源有限的可穿戴设备上的深度学习模型的局限性.
- 为了提高个性化的HAR的准确性和效率.
主要方法:
- 开发了一种教师-学生架构,使用深度可分离的卷积,具有轻量级的学生网络.
- 从复杂的教师模型中使用知识蒸,以提高学生的概括性.
- 通过教师模型的集体学习和多道数据增强,优化知识蒸.
主要成果:
- 与最先进的模型相比,LHAR框架显示出更高的效率和有效性.
- 在智能可穿戴设备上为个性化用户实现了更好的识别准确性.
- 通过比较评估,废除研究和超参数分析来验证.
结论:
- 在边缘设备上,LHAR为准确高效的个性化HAR提供了可行的解决方案.
- 拟议的框架有效地弥合了可穿戴式HAR的性能和计算限制之间的差距.
- 对于推进虚拟医疗保健和元宇宙应用,LHAR显示出巨大的潜力.
更多相关视频
相关概念视频
Observational Learning
210
Albert Bandura's observational learning, also known as imitation or modeling, occurs when a person observes and imitates another's behavior. It is a quicker process than operant conditioning. A well-known example is the Bobo doll study, where children who saw an adult acting aggressively towards the doll were more likely to act aggressively when left alone, compared to those who observed a nonaggressive adult. Many psychologists view observational learning as a form of latent learning...
210
Force Classification
1.3K
Forces play a crucial role in the study of physics and engineering. They are essential in describing the motion, behavior, and equilibrium of objects in the physical world. Forces can be classified based on their origin, type, and direction of action.
Contact and non-contact forces are two of the most widely used categories of forces. As the name suggests, contact forces require physical contact between two objects to act upon each other. Examples of contact forces include frictional,...
Contact and non-contact forces are two of the most widely used categories of forces. As the name suggests, contact forces require physical contact between two objects to act upon each other. Examples of contact forces include frictional,...
1.3K
Introduction to Learning
472
Learning is the process of acquiring knowledge or skills through practice or experience, leading to long-lasting behavioral changes. This acquisition occurs through interaction with the environment and requires practice or experience. For instance, mastering a skill such as surfing requires considerable practice and experience, highlighting the essential role of repeated interactions with the environment in learning.
In contrast to learned behaviors, unlearned behaviors such as crying, sexual...
In contrast to learned behaviors, unlearned behaviors such as crying, sexual...
472
High-Level and Low-Level Awareness
292
Controlled processes in human consciousness represent high-alert mental states where individuals deliberately focus their attention on achieving specific goals. Controlled processes can be seen in situations like mastering new technology, where a person might become so absorbed that they ignore surrounding distractions. Such processes involve selective attention, requiring one to concentrate on particular elements of experience while disregarding others. These are governed by executive...
292
Apparent Weight
8.3K
True weight is the measure of the gravitational force acting on an object. However, if the object accelerates, its measured weight is different from its true weight. Similar observations can be made when the object is submerged in water. An object's weight in water is its apparent weight, which is equal to the difference between its true weight and the buoyant forces.
Consider a person standing on a bathroom scale inside an elevator. If the scale is accurate at rest, its reading equals the...
Consider a person standing on a bathroom scale inside an elevator. If the scale is accurate at rest, its reading equals the...
8.3K


